Table 1 Selected geotechnical characteristics of the slope materials
From: Landslide impacts and management in Nanka area, Southeast Nigeria
Sample number | Cohesion (kPa) | Angle of internal friction (o) | Coefficient of permeability (m/sec) | Liquid Limit | Plastic Limit | Plasticity Index | Grain size |
|---|---|---|---|---|---|---|---|
Nanka Sample 1 | 5 | 28 | 1.11 X 10−6 | 24 | Np | Np | Clayey Sand |
Nanka Sample 2 | 6 | 29 | 1.47 X 10−6 | 23 | Np | Np | Clayey Sand |
Nanka Sample 3 | 8 | 30 | 1.28 X 10−6 | 26 | Np | Np | Clayey Sand |
Nanka Sample 4 | 43 | 8 | 9.51 X 10−8 | 75 | 36 | 39 | Silty Clay |